Vacuum Polarization Effects from Dark Fermion Loops in Z' Mediator Models and their Impact on Angular Observables in B K* μ+μ- DecaysRare flavour changing neutral current decays such as B K*μ+μ- provide sensitive probes of physics beyond the Standard Model (SM), being forbidden at tree level and arising only through…Suhani Gupta, Sunil Dogra·Sep 14, 2026SaveLearn
Dalitz decays of vector heavy quarkonia into χQJ(1P) in the Bethe-Salpeter approachWe systematically investigate the Dalitz decays of vector heavy quarkonia into χQJ(1P)+- (Q=c,b; J=0,1,2; =e,μ) within the instantaneous Bethe--Salpeter framework. The study…Xin-Wen Wang, Wen-Yuan Ke, Su-Yan Pei et al.·Sep 14, 2026SaveLearn
Probing Υ(1S), ηb and hb resonances in proton-lead collisions at the LHCbWe explore the production of bottomonium states in proton--lead (pPb) collisions at the Large Hadron Collider (LHC) within the frameworks of Non-Relativistic Quantum Chromodynamics (NRQCD) and…Sudhansu S. Biswal, Priyabrata Dash, Sushree S. Mishra et al.·Sep 14, 2026SaveLearn
Probing the CPT Constraint on CP Violation with B+ π+ μ+ μ- DecayThe CPT theorem, combined with S-matrix unitarity, imposes nontrivial constraints on CP asymmetries in B-meson decays ~Marshak1969. A long-standing question is whether these constraints apply…Ignacio Bediaga·Sep 13, 2026SaveLearn
Boosted or Inelastic? Discriminating Interpretations of the LZ 248 keV EventThe LUX-ZEPLIN experiment has reported a single nuclear recoil candidate at ER = 248 23(stat) 23(sys)~keV, disfavouring the background-only hypothesis at a global…Satyabrata Mahapatra, Partha Kumar Paul·Sep 13, 2026SaveLearn
Spin-spin entanglement at high energySpin correlations offer a quantum-information perspective on the partonic final states produced in high-energy scattering. We discuss the spin-density matrix of a heavy quark-antiquark pair in two…Michael Fucilla, Yoshitaka Hatta, Bo-Wen Xiao·Sep 13, 2026SaveLearn
Interpretation of the excited Ωc family via mass and width in the chiral quark modelIn this work, the mass and decay properties for low-lying orbital excitations of Ωc baryons are investigated within the chiral quark model combined with the 3P0 decay mechanism. Following the…Xiao-Huang Hu, Zhe-Tao Miu, Yue Tan et al.·Sep 13, 2026SaveLearn
Probe of Solar Neutrino Magnetic Moments through Spin-Flavor Precession: Resonance Structure and Antineutrino AppearanceWe investigate solar-neutrino spin--flavor precession (SFP) induced by magnetic moments in the three-active-flavor framework. For Majorana neutrinos, SFP can convert solar neutrinos into…Pouya Bakhti, Sudip Jana, Chui-Fan Kong et al.·Sep 13, 2026SaveLearn
Chiral symmetry breaking for large "Nf" and the properties of the "rho" meson near the conformal windowWe study how the ground-state properties of the rho meson respond when the number of light-quark flavors Nf is driven towards the conformal window. The interaction is a symmetry-preserving,…Aftab Ahmad, Samreen Fatima, Muhammad Shahbaz et al.·Sep 13, 2026SaveLearn
From CMB to LHC: A hybrid inflation model with gauged scale symmetryWe propose a hybrid inflation model based on gauged scale symmetry, in which an axion-like field drives inflation while the Standard Model Higgs serves as the waterfall field. During slow-roll…Jinger Wu, Mei Huang, Qi-Shu Yan et al.·Sep 13, 2026SaveLearn
Reliable Hybrid Neural Surrogates for Multidimensional Grids: Application to Double Parton DistributionsThe conventional grid-based approach used for storing and evaluating ordinary parton distribution functions (PDFs), as implemented for example in LHAPDF, becomes much more demanding for double parton…R. Kord Valeshabadi, S. Rezaie·Sep 12, 2026SaveLearn
From cross-section degeneracies to phase-sensitive observables in near-threshold J/psi productionNear-threshold J/ψ production is sensitive to scalar and traceless spin-two chromoelectric structure in the nucleon. We study whether present integrated and differential measurements can separate…Arkadiy I. Syamtomov·Sep 12, 2026SaveLearn
Probing Neutrinophilic Scalars in Muon DecaysThe non-standard self-interactions of neutrinos could be induced by (light) scalars that couple primarily to neutrinos. In this work, we investigate the effects of neutrinophilic scalars ϕ on muon…Yongchao Zhang, Zhong Zhang·Sep 12, 2026SaveLearn
Invariant Algebras of Low-Rank Neutrino Matter Flows: Krylov-Plücker Invariants, the 3+1 Toric Ring, and Controlled DeformationsMatter changes the eigenvalues and mixing matrix of the neutrino propagation Hamiltonian while entering the flavor-basis Hamiltonian through a low-dimensional additive deformation. We develop a…Jianlong Lu·Sep 12, 2026SaveLearn
Polarized Semi-Inclusive Deep-Inelastic Scattering at O(αs3) in QCDUnraveling the partonic origin of the proton spin requires precise determinations of polarized parton distribution functions (PDFs), which depend on comparably precise theoretical predictions for…Liang Dong, Shen Fang, Jun Gao et al.·Sep 12, 2026SaveLearn
Lorentz Violation and Vector Meson DominanceVector meson dominance models describe the mixing of photons with vector mesons; the hadronic admixture frequently dominates the interactions of photons with nucleons. This mixing also makes it…Brett Altschul·Sep 12, 2026SaveLearn
A Unified Numerical Study of Axion Stars: From the Nonrelativistic Regime to General RelativityAxion-star mass-radius relations are commonly computed using different orders of relativistic approximation, making it important to determine where these descriptions remain reliable. We perform a…Parisa Arabameri, Paola Arias, Francisco Colipí-Marchant et al.·Sep 12, 2026SaveLearn
Astrophysical Signatures of Fermionic Dark MatterFermionic dark matter particles remain one of the most compelling candidates for the dark matter content of the Universe, yet no positive results have been obtained from direct detection experiments.…Vinit D Tyagi, Suhas S S, Arun Kenath·Sep 11, 2026SaveLearn
Direct detection of right-handed fermionic dark matter: electron-recoil measurements in Xe atomsWe present theoretical estimations of the event rates for the interaction between a right-handed fermionic dark matter with an electron bound to a xenon atom. Motivated by recent astrophysical and…Santiago Collazo, Carlos Argüelles, Soroush Shakeri et al.·Sep 11, 2026SaveLearn
Semi-visible Jets from Sneaky Dark MatterIn this paper, we compare two different ways of generating semi-visible jet signature in non-resonant production mode, and flag the potential advantages of the new generation approach we propose. In…Deepak Kar, Christiane Scherb, Pedro Schwaller et al.·Sep 11, 2026SaveLearn
Predictive Non-Minimal SU(5) GUTBreaking of SU(5) down to the Standard Model gauge group can be implemented by any non-trivial self-conjugate scalar representation with a suitable vacuum expectation value. The Georgi-Glashow…Ilja Doršner, Mijo Matković, Shaikh Saad·Sep 11, 2026SaveLearn
Flavor Flux Correlators, Forward-Backward Asymmetries, and AnomaliesFlavor plays a crucial role in the structure of the Standard Model. As such, many important collider physics measurements incorporate the flavor information of detected hadrons. Recent progress in…Kyle Lee, Ian Moult·Sep 11, 2026SaveLearn
A Freeze-In Interpretation of the LZ High-Energy Nuclear Recoil EventThe recent LUX-ZEPLIN (LZ) experiment analysis reported a high energy nuclear recoil candidate at ER 248~ keV, motivating interpretations in terms of inelastic dark matter. We study…D. Cabo-Almeida, F. Costa, D. Feiteira et al.·Sep 11, 2026SaveLearn
Radion--QCD Interference in t t Production at the HL-LHC: Finite-Top-Mass Effects and Projected SensitivityWe investigate the interference of a heavy radion with the QCD continuum in top-quark-pair production at the High-Luminosity Large Hadron Collider, restricting the numerical study to the pure-radion…Ahmed Bellagroudi, Farida Fassi·Sep 11, 2026SaveLearn
B(s) V MX decays as probes of dark-matter scenarios of Belle II enhancement in B KMX decaysRecently, we have shown that the hypothesis of the dark-matter (DM) origin of the Belle II excess events in B K MX decays allows for a successful description of the data. The DM parameters…Alexander Berezhnoy, Wolfgang Lucha, Dmitri Melikhov·Sep 11, 2026SaveLearn